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From: Ingo Molnar <mingo@elte.hu>
To: Lukas Hejtmanek <xhejtman@ics.muni.cz>
Cc: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>,
	mingo@redhat.com, linux-kernel@vger.kernel.org,
	a.p.zijlstra@chello.nl, dhaval@linux.vnet.ibm.com,
	aneesh.kumar@in.ibm.com, efault@gmx.de
Subject: Re: 2.6.24-git4+ regression
Date: Mon, 18 Feb 2008 05:28:31 +0100	[thread overview]
Message-ID: <20080218042831.GJ30201@elte.hu> (raw)
In-Reply-To: <20080217202642.GA4327@ics.muni.cz>


* Lukas Hejtmanek <xhejtman@ics.muni.cz> wrote:

> On Thu, Feb 14, 2008 at 10:25:51PM +0530, Srivatsa Vaddagiri wrote:
> > The patch is against 2.6.25-rc1. I would request you to check for
> > difference it makes with CONFIG_FAIR_GROUP_SCHED and
> > CONFIG_FAIR_USER_SCHED turned on.
> 
> well, I tried the patch against 2.6.25-rc2-git1. It seems to be better 
> but without CONFIG_FAIR_GROUP_SCHED it is still even better.

could you try latest sched-devel.git, does it behave any better? It 
includes patches from Peter Zijlstra that should also address latencies 
under the group scheduler:

  http://people.redhat.com/mingo/sched-devel.git/README

	Ingo

  reply	other threads:[~2008-02-18  4:29 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-30 13:56 Lukas Hejtmanek
2008-01-31 10:29 ` Ingo Molnar
2008-01-31 10:55   ` Lukas Hejtmanek
2008-02-04 11:17   ` Lukas Hejtmanek
2008-02-04 11:36     ` Peter Zijlstra
2008-02-04 14:36       ` Lukas Hejtmanek
2008-02-04 14:45         ` Peter Zijlstra
2008-02-04 17:00           ` Lukas Hejtmanek
2008-02-04 12:01     ` Ingo Molnar
2008-02-04 12:29       ` Lukas Hejtmanek
2008-02-04 13:04         ` Ingo Molnar
2008-02-04 13:49           ` Lukas Hejtmanek
2008-02-14 16:55 ` Srivatsa Vaddagiri
2008-02-17 20:26   ` Lukas Hejtmanek
2008-02-18  4:28     ` Ingo Molnar [this message]
2008-02-18  7:38       ` Mike Galbraith
2008-02-18  8:20         ` Srivatsa Vaddagiri
2008-02-18  8:36           ` Mike Galbraith
     [not found]             ` <1203325554.4889.2.camel@homer.simson.net>
     [not found]               ` <1203345102.5984.1.camel@homer.simson.net>
2008-02-19  8:15                 ` Mike Galbraith

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